4 Replacement Procedures
Tecra A3/S2 Series Maintenance Manual 4-39
Installing the CPU
To install the CPU, follow the steps below and refer to the figures in the preceding section.
CAUTION: Reapply fresh grease with the grease tool before installing the heat sink.
1. Make sure that the notch on the cam is aligned with the open position.
4. Seat the CPU to align the triangle mark on the CPU with the one on the CPU socket. Make
sure the alignment is exact to avoid damaging pins on the CPU.
5. Press the CPU softly with your fingers and turn the cam on the CPU socket to the closed
position with a flat-blade screwdriver to secure the CPU.
6. Seat the heat sink over the CPU and secure with the four embedded screws in the order
indicated on the heat sink.
7. Seat the fan module.
8. Attach the fan connectors to the system board.
9. Secure the fan module to the topside of the system board with three M2.5x5 screws.